# dependencies of gcc-10.2.0
sudo yum install -y gmp-devel.x86_64 mpfr-devel.x86_64 libmpc-devel.x86_64
# gcc-10.2.0
curl -O ftp://mirror.easyname.at/gnu/gcc/gcc-10.2.0/gcc-10.2.0.tar.gz
cd gcc-10.2.0
./configure --disable-multilib
make -j8
sudo make install
原文：https://www.cnblogs.com/cngpus/p/14224830.html